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Summary
| Description |
English: The "Great Refractor" of the Leibniz Institute for Astrophysics, Germany. This double refractor, completed in 1899, consists of a photographic (80cm aperture, 12.1m focal length) and a visual (50cm aperture, 12.6m focal length) telescope in a single tube.
Deutsch: Der "Große Refraktor" des Leibniz-Instituts für Astrophysik Potsdam . Dieser 1899 fertig gestellte Doppelrefraktor besteht aus einem fotografischen (80cm Öffnung, 12,1m Brennweite) und einem visuellen (50cm Öffnung, 12,6m Brennweite) Telekop, die in einem gemeinsamen Tubus untergebracht sind. |
| Date | |
| Source | Own work |
| Author | H. Raab (User:Vesta) |
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| Camera location |  | View this and other nearby images on: OpenStreetMap |  |
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:09, 14 May 2009 | | 1,024 × 768 (192 KB) | Vesta~commonswiki | Changed brightness and contrast |
| 23:20, 13 May 2009 |  | 1,024 × 768 (182 KB) | Vesta~commonswiki | Noise reduction | |
| 19:07, 5 May 2009 |  | 1,024 × 768 (184 KB) | Vesta~commonswiki | {{Information |Description={{en|1=The "Great Refractor" of the Astrophysical Institute Potsdam, Germany.}} {{de|1=Der "Große Refraktor" des Astrophysikalischen Instituts Potsdam.}} |Source=Own work by uploader |Author=H. Raab (User:Vesta) |Date=2007- |
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